2026 GMC Sierra 3500 SLT
CarBuyingTips Insights
Before you make an offer
Dealer cost — not sticker — is the number that matters. Our free spreadsheet works it out for you in about ten minutes.
Calculate true dealer cost
1 / 25
$79,999$86,655
NewPrice cut 8%
$7,431 below the MSRP of $87,430
On the market 44 days
Aztec Chevrolet GMC
Highway 181 Bypass Exit 351, Beeville, TX
Stock #T817
CarBuyingTips does not sell cars. Listings come from dealer inventory feeds and prices change often — always confirm with the seller.
Specifications
- Year
- 2026
- Make
- GMC
- Model
- Sierra 3500
- Trim
- SLT
- Body style
- Truck
- Mileage
- New
- Engine
- 6.6L V8
- Horsepower
- 401 hp
- Torque
- 464 lb-ft
- Cylinders
- 8
- Transmission
- Automatic
- Drivetrain
- 4WD
- Fuel
- Diesel
- Doors
- 4
- Seats
- 6
- Exterior color
- White
- Interior color
- Black
- MSRP
- $87,430
- VIN
- 1GT4UUEY8TF331924
Price history
| Date | Listed price |
|---|---|
| Aug 24, 2026 | $79,999 ↓ |
| Aug 7, 2026 | $82,499 ↓ |
| Jul 31, 2026 | $82,655 ↓ |
| Jul 18, 2026 | $86,655 |
Before you buy this GMC
- Get the VIN checked before you go. A clean history report is the cheapest insurance you can buy. Vehicle history reports
- Arrange your own financing first so the finance office has to beat a rate, not set one. Car loan guide
- Know the 10 dealer scams that happen after you agree on price. Top 10 dealer scams
- Never discuss a trade-in until the purchase price is locked. Trade-in tips